TY  - BOOK
AU  - Gildemacher,Peter (etal)
TI  - Select the best: positive selection to improve farm saved seed potatoes trainer's mannual 
SN  - 9789290603610 :
PY  - 2009///
CY  - Peru/Wageningen, The Netherlands
PB  - International Potato Center/CTA
KW  - Seed potato
KW  - Seed potato improvement
ER  -